The Adafruit Data Logger uses pin 10. The Arduino SD Libary only supports FAT16 and FAT32 filesystems! If you still have issues with recognising your SD card you should try to run the "CardInfo" ...
[Stewart] tipped us about his very nice project: pokewithastick. It is an Arduino compatible board (hardware, not footprint) based on the ATMEGA1284P which can be programmed to collect and post data ...
Now you can prove that you have the bumpiest commute in the office by measuring how rough your ride actually is. [Techbitar] calls the project the Bump-O-Meter. It uses an Arduino, GPS, and ...